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Finding the Fourth Proportional to 294,947.44, 442,420.68 and 235,504.56

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Solution

The fourth proportional to 294,947.44, 442,420.68 and 235,504.56 is: 353,256.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,947.44 : 442,420.68 = 235,504.56 : x
  2. Step 2: Convert to fraction form
    294,947.44/442,420.68 = 235,504.56/x
  3. Step 3: Cross multiply
    294,947.44x = 442,420.68 × 235,504.56
  4. Step 4: Simplify right side
    294,947.44x = 104,192,087,578.30
  5. Step 5: Solve for x
    x = 104,192,087,578.30/294,947.44
  6. Step 6: Final answer
    x = 353,256.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.